Correlational finding on Happiness and Specific current life-events
Subject code: L06ab02

StudyLehman (1988): study US 1981
TitleA Quality of Life Interview for the Chronically Mentally Ill.
SourceEvaluation and Program Planning, 1988, Vol. 11, 51 - 62
PublicChronic mental patients, USA,1981
SampleNon-probability purposive sample
Non-Response
Respondents N =469

Correlate
Author's labelAssaulted
Page in Source 57
Our classificationSpecific current life-events, code L06ab02
Operationalization
self report of being assaulted during the last year 
yes/no

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
O-DT-u-sqt-v-7-ar=-.23 p < .0001
Los Angeles: mentally ill residents of 30 large 
board-and-care homes
O-DT-u-sqt-v-7-ar=-.05 ns
Rochester: chronically mentally ill inpatients at 
the Rochester(N.Y.) Psychiatric Center
O-DT-u-sqt-v-7-ar=+.00 ns
Rochester:chronically mentaly ill residents of 
various supervised community residences


Appendix 1: Happiness measures used
CodeFull Text
O-DT-u-sqt-v-7-aSelfreport on single question, asked twice in interview:

How do you feel about your life as a whole......?
7 delighted
6 pleased
5 mostly satisfied
4 mixed
3 mostly dissatisfied
2 unhappy
1 terrible

Summation: arithmetic mean

Name: Andrews & Withey's "Delighted-Terrible Scale" (original version)
Also known as Lehman's 'Global lifesatisfaction'


Appendix 2: Statistics used
SymbolExplanation
rPRODUCT-MOMENT CORRELATION COEFFICIENT (Also "Pearson's correlation coefficient' or simply 'correlation coefficient')
Type: test statistic.
Measurement level: Correlate: metric, Happiness: metric
Range: [-1; +1]

Meaning:
r = 0 no correlation ,
r = 1 perfect correlation, where high correlate values correspond with high happiness values, and
r = -1 perfect correlation, where high correlate values correspond with low happiness values.
Source:
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.
https://worlddatabaseofhappiness.eur.nl